:root {
  --bg: #09090b;
  --surface: #18181b;
  --surface-2: #27272a;
  --text: #fafafa;
  --muted: #a1a1aa;
  --primary: #8b5cf6;
  --primary-2: #d946ef;
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-hover: 0 8px 32px rgba(139, 92, 246, 0.15);
  --container: 1120px;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  background-image:
    radial-gradient(circle at 15% 50%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 85% 30%, rgba(217, 70, 239, 0.08) 0%, transparent 50%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: min(var(--container), 92%);
  margin-inline: auto;
}

.section {
  padding: 6rem 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(9, 9, 11, 0.7);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80px;
}

.logo {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.logo:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(139, 92, 246, 0.4);
}

.main-nav {
  display: flex;
  gap: 2rem;
  font-weight: 500;
}

.main-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background: linear-gradient(90deg, var(--primary), var(--primary-2));
  transition: width 0.3s ease;
  border-radius: 2px;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--text);
}

.main-nav a:hover::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  border-radius: 4px;
  background: var(--text);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.menu-toggle span + span {
  margin-top: 6px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 4rem;
  align-items: center;
}

.tag {
  display: inline-block;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  background: rgba(139, 92, 246, 0.1);
  color: #c4b5fd;
  border: 1px solid rgba(139, 92, 246, 0.2);
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
  font-weight: 800;
  background: linear-gradient(to right, #fff, #a1a1aa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.hero-description,
#aboutText,
.section-heading p,
#contactPitch,
.form-note {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 600px;
}

#sobre .about-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 4rem;
  align-items: stretch;
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem 0;
}

#sobre .about-heading {
  position: relative;
  display: flex;
  flex-direction: column;
}

#sobre .about-heading h2 {
  font-size: clamp(2.2rem, 4vw, 3rem);
  line-height: 1.2;
  margin-bottom: 1rem;
  background: linear-gradient(to right, #fff, var(--muted));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

#sobre .about-decoration {
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--primary-2));
  border-radius: 4px;
  margin-bottom: 2.5rem;
}

.about-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 320px;
  border-radius: 24px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.4), rgba(217, 70, 239, 0.1));
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  margin-top: auto;
}

.about-image-placeholder {
  background: var(--surface);
  border-radius: 23px;
  height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.about-image-placeholder::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 10% 10%, rgba(139, 92, 246, 0.15) 0%, transparent 60%);
}

.about-image-placeholder .icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  position: relative;
  z-index: 2;
}

.about-image-placeholder p {
  color: var(--text);
  font-weight: 700;
  font-size: 1.2rem;
  position: relative;
  z-index: 2;
}

.about-badge {
  position: absolute;
  bottom: 20px;
  background: rgba(139, 92, 246, 0.2);
  border: 1px solid rgba(139, 92, 246, 0.3);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #c4b5fd;
  backdrop-filter: blur(4px);
  z-index: 2;
}

#aboutText {
  color: var(--muted);
  font-size: 1.15rem;
  line-height: 1.8;
  max-width: 100%;
  font-weight: 400;
  text-align: left;
}

.about-content {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.stat-box {
  background: rgba(24, 24, 27, 0.4);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: 16px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.stat-box:hover {
  transform: translateY(-5px);
  border-color: rgba(139, 92, 246, 0.3);
}

.stat-box h3 {
  font-size: 2rem;
  color: var(--text);
  margin-bottom: 0.2rem;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

.stat-box span {
  font-size: 0.95rem;
  color: var(--muted);
  font-weight: 500;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin: 2rem 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  padding: 0.8rem 1.7rem;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: all 0.3s ease;
  cursor: pointer;
  text-decoration: none;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.25);
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
}

.btn-ghost {
  border-color: var(--border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

.hero-social {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin-top: 1rem;
}

.hero-social a {
  color: var(--muted);
  font-weight: 500;
  text-decoration: none;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.2s ease;
}

.hero-social a:hover {
  color: var(--text);
}

.hero-card,
.project-card,
.contact-form,
.contact-info {
  border: 1px solid var(--border);
  background: rgba(24, 24, 27, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 20px;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.hero-card {
  padding: 2rem;
}

.hero-card h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.hero-card ul {
  display: grid;
  gap: 1.2rem;
}

.hero-card li {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.hero-card li strong {
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero-card li span {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text);
}

.section-heading {
  margin-bottom: 3rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-heading p {
  text-align: center;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

.project-card {
  padding: 1.8rem;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-card:hover {
  transform: translateY(-5px);
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: var(--shadow-hover);
}

.project-card h3 {
  font-size: 1.4rem;
  margin-bottom: 0.8rem;
  font-weight: 600;
}

.project-card p {
  color: var(--muted);
  line-height: 1.6;
  flex-grow: 1;
  margin-bottom: 1.5rem;
}

.project-links {
  display: flex;
  gap: 1rem;
  margin-top: auto;
}

.project-links a {
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.project-links a:hover {
  color: #a78bfa;
}

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  max-width: 800px;
  margin: 0 auto;
}

.skill-card {
  padding: 0.8rem 1.5rem;
  text-align: center;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text);
  background: rgba(139, 92, 246, 0.05);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.skill-card:hover {
  transform: translateY(-4px) scale(1.03);
  background: rgba(139, 92, 246, 0.15);
  border-color: var(--primary);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.25);
  color: #fff;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: stretch;
}

.contact-info,
.contact-form {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
}

.contact-info h2 {
  font-size: 2rem;
}

.contact-info ul {
  margin-top: 1rem;
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.contact-item {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 1.2rem !important;
}

.contact-icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(139, 92, 246, 0.1);
  color: var(--primary);
  flex-shrink: 0;
  border: 1px solid rgba(139, 92, 246, 0.2);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.contact-details strong {
  color: var(--muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact-details span {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text);
  word-break: break-all;
  line-height: 1.3;
}

.contact-social-wrap {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.contact-social-wrap h3 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: var(--muted);
}

.contact-social-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  list-style: none;
  padding: 0;
}

.contact-social-tabs a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-weight: 500;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.2s ease;
}

.contact-social-tabs a:hover,
.contact-social-tabs a:focus-visible {
  transform: translateY(-2px);
  border-color: var(--primary);
  background: rgba(139, 92, 246, 0.1);
  color: #fff;
}

.contact-form {
  display: grid;
  gap: 1.2rem;
}

.contact-form h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.contact-form label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: -0.5rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 12px;
  padding: 1rem;
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.3s ease;
}

.contact-form textarea {
  flex-grow: 1;
  min-height: 150px;
  resize: none;
  scrollbar-width: thin;
  scrollbar-color: var(--muted) transparent;
}

/* Scrollbar styling for textarea */
.contact-form textarea::-webkit-scrollbar {
  width: 8px;
}

.contact-form textarea::-webkit-scrollbar-track {
  background: transparent;
  border-radius: 8px;
}

.contact-form textarea::-webkit-scrollbar-thumb {
  background: var(--muted);
  border-radius: 8px;
}

.contact-form textarea::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  background: rgba(0, 0, 0, 0.4);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

.contact-form button {
  margin-top: 0.5rem;
  width: 100%;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  color: var(--muted);
  text-align: center;
  margin-top: 4rem;
}

/* Animations and Transitions */
.reveal,
.reveal-delay {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.reveal-delay {
  transition-delay: 0.12s;
}

.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Modais */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal.is-open {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--surface);
  border-radius: 16px;
  padding: 2rem;
  max-width: 420px;
  width: 90%;
  text-align: center;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from {
    transform: translateY(40px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.modal-icon {
  font-size: 3.2rem;
  margin-bottom: 1rem;
  line-height: 1;
}

.modal-success .modal-icon {
  color: #4ade80;
}

.modal-error .modal-icon {
  color: #ef4444;
}

.modal-content h2 {
  margin-bottom: 0.5rem;
}

.modal-content p {
  color: var(--muted);
  margin-bottom: 1.5rem;
}